Lancer Refueling A B-1B Lancer receives fuel from a KC-135 Stratotanker during a training mission for Bomber Task Force Europe over England, May 11, 2020. Bomber Task Force missions are intended to demonstrate U.S. commitment to the defense of the NATO alliance. SHARE: Download: Full Size (1.4 MB) Tags: nato, partnerships, Air Force Credit: Air Force Staff Sgt. Kelly O'Connor VIRIN: 200511-F-XA482-452A.JPG Photo Gallery